# -*- coding: utf-8 -*- #
# Copyright 2022 Google LLC. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
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"""Command to enable a microservices feature."""

from __future__ import absolute_import
from __future__ import division
from __future__ import unicode_literals

from googlecloudsdk.api_lib.microservices import util
from googlecloudsdk.calliope import base
from googlecloudsdk.core import properties
from surface.microservices.features import SUPPORTED_FEATURES


class Enable(base.CreateCommand):
  """Enable a microservices feature.

  This command can fail for the following reasons:
  * The feature specified does not exist.
  * The active account does not have permission to enable the feature.

  ## EXAMPLES

  The following command enables the `observability` feature:

    $ {command} observability
  """

  @staticmethod
  def Args(parser):
    parser.add_argument(
        'feature',
        choices=SUPPORTED_FEATURES,
        help='Name of the feature to be enabled.')

  def Run(self, args):
    project = properties.VALUES.core.project.Get()
    parent = 'projects/' + project + '/locations/global'
    client = util.GetClientInstance()
    message_module = util.GetMessagesModule()
    request = message_module.MicroservicesProjectsLocationsFeaturesCreateRequest(
        parent=parent,
        featureId=args.feature,
        feature=message_module.Feature(name=parent + '/features/' +
                                       args.feature))
    return client.projects_locations_features.Create(request)